Top Science News

November 26, 2025

Top Headlines

New Study Shows Rheumatoid Arthritis Begins Long Before Symptoms

Nov. 26, 2025 Rheumatoid arthritis begins years before pain ever appears, and scientists have now mapped the hidden immune battle that unfolds long before symptoms. By studying people with RA-linked antibodies over seven years, researchers discovered sweeping ...

Stanford's New Cell Therapy Cures Type 1 Diabetes in Mice

Nov. 26, 2025 Researchers at Stanford found a way to cure or prevent Type 1 diabetes in mice using a combined blood stem cell and islet cell transplant. The procedure creates a hybrid immune system that stops autoimmune attacks and eliminates the need for ...

New Evidence Shows the Maya Collapse Was More Than Just Drought

Nov. 26, 2025 Researchers studying Classic Maya cities discovered that urban growth was driven by a blend of climate downturns, conflict, and powerful economies of scale in agriculture. These forces made crowded, costly city life worthwhile for rural farmers. But ...

Archaeologists Uncover a 2,000-year-old Crop in the Canary Islands

Nov. 26, 2025 Scientists decoded DNA from millennia-old lentils preserved in volcanic rock silos on Gran Canaria. The findings show that today’s Canary Island lentils largely descend from varieties brought from North Africa around the 200s. These crops survived ...

This Smart Catalyst Cracks a Challenge That Stumped Chemists for Decades

Nov. 26, 2025 Using a smart computational search, scientists discovered a catalyst ingredient that finally makes tough alkyl ketones behave the way chemists want. The reaction now runs cleanly and reliably, opening the door to faster and easier ...

Scientists Uncover a Hidden Power in a Common Metal

Nov. 26, 2025 Researchers developed a powerful new manganese complex that could revolutionize light-driven chemical reactions. It absorbs light extremely efficiently, has a uniquely long excited-state lifetime, and is far easier to synthesize than previous ...

Century-old Cosmic Ray Mystery Is Close to Being Solved

Nov. 26, 2025 Michigan State University astrophysicists are closing in on one of space science’s biggest mysteries: where the galaxy’s most energetic particles come from. Their studies uncovered a pulsar wind nebula behind a mysterious LHAASO signal and set ...

New Mars Images Reveal Hidden Traces of a Recent Ice Age

Nov. 26, 2025 Mars’s Coloe Fossae reveals a landscape shaped by ancient ice ages, with deep valleys, cratered terrain, and frozen debris flows preserved from a time when the planet’s climate dramatically ...

Scientists Discover a Hidden Deep Sea Hotspot Bursting with Life

Nov. 26, 2025 Beneath the waters off Papua New Guinea lies an extraordinary deep-sea environment where scorching hydrothermal vents and cool methane seeps coexist side by side — a pairing never before seen. This unusual chemistry fuels a vibrant oasis teeming ...

A Global Shipping Detour Just Revealed a Hidden Climate Twist

Nov. 26, 2025 Rerouted shipping during Red Sea conflicts accidentally created a massive real-world experiment, letting scientists study how new low-sulfur marine fuels affect cloud formation. The sudden surge of ships around the Cape of Good Hope revealed that ...

A Hidden Brain Energy Signal Drives Depression and Anxiety

Nov. 26, 2025 Scientists discovered that lowered brain energy signaling in the hippocampus can lead to both depression- and anxiety-like behaviors in mice. Stress reduced ATP, a molecule important for cell energy and communication. Altering a protein called ...

Giant Hidden Heat Blob Slowly Travels Beneath the U.S.

Nov. 25, 2025 An immense pocket of hot rock deep beneath the Appalachians may be a wandering relic of the breakup between Greenland and North America 80 million years ago. Researchers suggest this slow-moving “mantle wave” drifted over 1,800 km to reach its ...

Latest Headlines

updated 1:02pm EST

The Body Trait That Helps Keep Your Brain Young

Nov. 25, 2025 Scientists discovered that more muscle and less hidden abdominal fat are linked to a younger biological brain age. Deep visceral fat appeared to accelerate brain aging, while muscle mass offered a ...

How Personalized Algorithms Trick Your Brain Into Wrong Answers

Nov. 25, 2025 Personalized algorithms may quietly sabotage how people learn, nudging them into narrow tunnels of information even when they start with zero prior knowledge. In the study, participants using ...

Tiny Yellowstone Quakes Ignite a Surge of Hidden Life Underground

Nov. 25, 2025 Researchers studying Yellowstone’s depths discovered that small earthquakes can recharge underground microbial life. The quakes exposed new rock and fluids, creating bursts of chemical energy that ...

Tiny Bee With Devil Horns Discovered in Western Australia

Nov. 25, 2025 A horned native bee dubbed Megachile lucifer has been discovered in Western Australia’s Goldfields. Identified while surveying a rare wildflower, the species stood out with its unusual ...

Scientists Find a Hidden Weak Spot That May Trigger Alzheimer’s

Nov. 25, 2025 Scientists have found that a mutation tied to Alzheimer’s disrupts the production and quality of exosomes—tiny cell-made communication packets. Cells with the defective SORLA protein generate ...

Scientists Reveal a Hidden Alarm System Inside Your Cells

Nov. 25, 2025 Ribosomes don’t just make proteins—they can sense when something’s wrong. When they collide, they send out stress signals that activate a molecule called ZAK. Researchers uncovered how ZAK ...

Cocoa and Tea May Protect Your Heart from the Hidden Damage of Sitting

Nov. 25, 2025 Scientists found that high-flavanol foods can prevent the decline in blood vessel function that occurs after prolonged sitting. Even physically fit men weren’t protected unless they had consumed ...

This Glowing Particle in a Laser Trap May Reveal How Lightning Begins

Nov. 24, 2025 Using a precisely aligned pair of laser beams, scientists can now hold a single aerosol particle in place and monitor how it charges up. The particle’s glow signals each step in its changing ...

This Tiny Plant Survived the Vacuum of Space and Still Grows

Nov. 24, 2025 Moss spores survived an extended stay on the outside of the ISS and remained capable of germinating once back on Earth. Their resilience to vacuum, extreme temperatures, and UV radiation surprised ...

Why Did Ancient People Build Massive, Mysterious Mounds in Louisiana?

Nov. 24, 2025 Hunter-gatherers at Poverty Point may have built its massive earthworks not under the command of chiefs, but as part of a vast, temporary gathering of egalitarian communities seeking spiritual ...

Scientists Find Hidden Switch That Lets Tumors Shapeshift and Evade Treatment

Nov. 24, 2025 Scientists are uncovering what makes some carcinomas so resistant: their ability to change identity. Two new studies reveal crucial proteins and structures that could become targets for future ...

Hidden Copper Switch Supercharges Green Ammonia Production

Nov. 22, 2025 Researchers discovered that copper oxide catalysts form metallic copper mid-reaction, triggering a dramatic boost in ammonia output. The insight offers a roadmap for designing cleaner, more efficient ...

Fossils Reveal a Massive Shark That Ruled Australia in Dinosaur Times

Nov. 22, 2025 Around 115 million years ago, northern Australia’s seas hosted a colossal shark that rewrites what we thought we knew about early ocean predators. New fossil discoveries show that modern-type ...

Immune Cells Use a Surprising Trick to Heal Muscle Faster

Nov. 24, 2025 A research team has found that specific immune cells can connect with muscle fibers in a lightning-fast, neuron-like way to promote healing. These cells deliver quick pulses of calcium, triggering ...

Boosting One Protein Helps the Brain Protect Itself from Alzheimer’s

Nov. 23, 2025 Researchers discovered that raising the protein Sox9 can help the brain’s astrocytes clear out toxic plaque buildup linked to Alzheimer’s. In mouse models that already showed memory problems, ...

New Nasal Nanodrops Wipe out Brain Tumors in Mice

Nov. 22, 2025 A new nasal-delivered nanotherapy shows promise against aggressive glioblastoma tumors. By activating the STING immune pathway using gold-core spherical nucleic acids, researchers were able to reach ...

The Mystery of Volcanoes That Don’t Explode Finally Has an Answer

Nov. 22, 2025 Scientists have uncovered a long-missing piece of the volcanic puzzle: rising magma doesn’t just form explosive gas bubbles when pressure drops—it can do so simply by being sheared and ...

Simple Amino Acid Supplement Greatly Reduces Alzheimer’s Damage

Nov. 21, 2025 Researchers discovered that the common amino acid arginine can block harmful Aβ aggregation and reduce its toxic effects in Alzheimer’s disease models. In flies and mice, oral arginine lowered ...

A Drug Already in Trials May Stop Chemotherapy Nerve Damage

Nov. 21, 2025 Researchers discovered that chemotherapy can accidentally trigger a stress alarm in immune cells, causing inflammation that damages nerves. Blocking this alarm protected mice from nerve pain and kept ...

How Parakeets Make New Friends in a Surprisingly Human Way

Nov. 23, 2025 Monk parakeets ease into new friendships, slowly approaching strangers to avoid aggressive encounters. Researchers watched how birds shared space, groomed each other, and escalated to deeper social ...

Scientists May Have Found the Planet That Made the Moon

Nov. 23, 2025 About 4.5 billion years ago, a colossal impact between the young Earth and a mysterious planetary body called Theia changed everything—reshaping Earth, forming the Moon, and scattering clues across ...

A Tiny Enzyme May Hold the Key to Safer Pain Relief

Nov. 23, 2025 Researchers have uncovered a surprising way the brain switches pain on, revealing that neurons can release an enzyme outside the cell that activates pain signals without disrupting normal movement or ...

Scientists Capture Stunning Real-Time Images of DNA Damage and Repair

Nov. 23, 2025 Scientists have created a live-cell DNA sensor that reveals how damage appears and disappears inside living cells, capturing the entire repair sequence as it unfolds. Instead of freezing cells at ...

Solar Superstorm Gannon Crushed Earth’s Plasmasphere to a Record Low

Nov. 23, 2025 A massive solar storm in May 2024 gave scientists an unprecedented look at how Earth’s protective plasma layer collapses under intense space weather. With the Arase satellite in a perfect observing ...

Scientists Reveal How Baby Turtles Navigate Thousands of Miles With a Hidden Magnetic Sense

Nov. 22, 2025 Researchers taught young loggerhead turtles to associate certain magnetic fields with feeding, prompting a distinctive dance when they recognized the signal. After a magnetic pulse briefly disrupted ...

AI Detects a Secret Lion Roar No One Knew Existed

Nov. 22, 2025 Scientists have uncovered a surprising second type of lion roar, using AI to decode vocal signatures with remarkable precision. This breakthrough sheds new light on how lions communicate and offers a ...

Why Saving Microbes May Be the Most Important Conservation Effort Ever

Nov. 20, 2025 Researchers have launched the first coordinated plan to protect microbial biodiversity, calling attention to the “invisible 99% of life” that drives essential Earth systems. The IUCN has formally ...

A High-Altitude Telescope Just Changed What We Know About Black Holes

Nov. 23, 2025 Scientists flew the XL-Calibur telescope on a high-altitude balloon to measure polarized X-rays from Cygnus X-1. These measurements reveal details about the chaotic, superheated material swirling ...

Rapid Fault Healing Could Rewrite Earthquake Physics

Nov. 22, 2025 Scientists discovered that deep earthquake faults can heal far faster than expected, sometimes within hours. Slow slip events in Cascadia reveal repeated fault movements that only make sense if the ...

The Five Great Forests That Keep North America’s Birds Alive

Nov. 22, 2025 Migratory birds that fill North American forests with spring songs depend on Central America’s Five Great Forests far more than most people realize. New research shows these tropical strongholds ...